The three temperature settings are 65/75/85.Green represents 65, blue represents 75, and purple represents 85. Press and hold the switch for 1.5 seconds to turn it on. After turning it on, press the switch to adjust the temperature. You can choose the appropriate temperature according to your eyebrows. The boot warm-up time is about 30 seconds, or wait for the heating wire on the back of the Eyelash Curlers to turn white, press the Eyelash Curlers on the roots of the eyelashes, and Wait 8-15 seconds to keep the eyebrows in shape for 24 hours. It adopts ergonomic design. The spherical grip makes your hands feel more comfortable, The spherical grip makes your hands feel more comfortable and makes it easier to style eyelashes. The overall design is simple, elegant and full of beauty. Heated Eyelash Curlers use USB C charging, which can be fully charged in two hours. Each use takes five minutes and can last for a month. If no one operates it for five minutes, it will automatically power off, making it safer to use. If you apply mascara and then use Heated Eyelash Curlers, the effect will be better.It looks beautiful, is easy to use, and is easy to carry, It is suitable as a gift for your wife, mother and friendsIf you apply mascara and then use Heated Eyelash Curlers, the effect will be better.It looks beautiful, is easy to use, and is easy to carry, It is suitable as a gift for your wife, mother and friends. Heated Eyelash Curlers use USB C charging, which can be fully charged in two hours. Each use takes five minutes and can last for a month. If no one operates it for five minutes, it will automatically power off, making it safer to use. It adopts ergonomic design. The spherical grip makes your hands feel more comfortable, The spherical grip makes your hands feel more comfortable and makes it easier to style eyelashes. The overall design is simple, elegant and full of beauty. The boot warm-up time is about 30 seconds, or wait for the heating wire on the back of the Eyelash Curlers to turn white, press the Eyelash Curlers on the roots of the eyelashes, and Wait 8-15 seconds to keep the eyebrows in shape for 24 hours. The three temperature settings are 65/75/85.Green represents 65, blue represents 75, and purple represents 85. Press and hold the switch for 1.5 seconds to turn it on. After turning it on, press the switch to adjust the temperature. You can choose the appropriate temperature according to your eyebrows.